<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录</title>
</head>
<body>
    <!--<form method="post" action="/login">-->
    <form method="get" action="/login">
        <b>姓名:</b><input type="text" name="username"><br>
        <input type="submit" value="提交数据">
    </form>
</body>
</html>